From: Lennart Poettering <lennart@poettering.net>
Date: Fri, 22 Nov 2024 11:14:59 +0000 (+0100)
Subject: varlink: apparently on old kernels SO_PEERPIDFD returns EINVAL
X-Git-Tag: v257-rc3~51
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e39cbb14428609a2bdacbf6bb8da264135cf8972;p=thirdparty%2Fsystemd.git

varlink: apparently on old kernels SO_PEERPIDFD returns EINVAL
---

diff --git a/src/libsystemd/sd-varlink/varlink-util.c b/src/libsystemd/sd-varlink/varlink-util.c
index 971be643e82..b16d4bddb6c 100644
--- a/src/libsystemd/sd-varlink/varlink-util.c
+++ b/src/libsystemd/sd-varlink/varlink-util.c
@@ -16,7 +16,7 @@ int varlink_get_peer_pidref(sd_varlink *v, PidRef *ret) {
 
         int pidfd = sd_varlink_get_peer_pidfd(v);
         if (pidfd < 0) {
-                if (!ERRNO_IS_NEG_NOT_SUPPORTED(pidfd))
+                if (!ERRNO_IS_NEG_NOT_SUPPORTED(pidfd) && pidfd != -EINVAL)
                         return pidfd;
 
                 pid_t pid;